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Table 4 Cut-off points for the AQT subscales in the control group and the elderly with MCI

From: Reliability and validity of a quick test of cognitive speed (AQT) in screening for mild cognitive impairment and dementia

Color

Form

Color-Form

Positive if Greater Than or Equal To

Sensitivity

1- Specificity

Positive if Greater Than or Equal To

Sensitivity

1- Specificity

Positive if Greater Than or Equal To

Sensitivity

1- Specificity

33

1.00

0.60

40.50

1.00

0.31

76

1.00

0.63

34

1.00

0.53

42

1.00

0.27

77

1.00

0.60

35

1.00

0.51

44

1.00

0.18

79

1.00

0.53

37

1.00

0.49

46

1.00

0.13

82.50

1.00

0.44

38.50

0.95

0.42

52

0.98

0.11

86.50

1.00

0.42

39.50

0.95

0.38

59

0.89

0.11

89

0.98

0.38

41

0.95

0.33

60

0.89

0.11

90.50

0.94

0.36

42.50

0.95

0.31

61

0.95

0.09

91.50

0.93

0.33

43.50

0.95

0.27

62

0.87

0.09

93

0.93

0.31

44.50

0.94

0.26

66

0.85

0.09

94.50

0.93

0.29

46

0.85

0.24

74

0.83

0.04

95.50

0.93

0.27

AUC% = 0.88

AUC% = 0.97

AUC% = 0.96

Std. Error = 0.03

Std. Error = 0.01

Std. Error = 0.01

95% Confidence Interval: 0.81–0.95

95% Confidence Interval: 0.95–1.00

95% Confidence Interval: 0.93–0.99